Centrioles and vacuoles Flashcards
1
Q
Where are centrioles located?
A
Just outside the nucleus
2
Q
What do centrioles consists of?
A
2 rings of microtubules arranged in hollow cylinders positioned at right angels to one another
3
Q
What are vacuoles in plant cells?
A
Are large permanent vacuoles
Consists of a fluid-filled sac bounded by a single membrane, the tonoplast
4
Q
What is the cell sap that vacuoles contain?
A
A solution which stores chemicals
E.g. glucose, amino acids, minerals and vitamins
5
Q
What major role do vacuoles have?
A
Supporting soft plant tissues
6
Q
What are vacuoles in animal cells?
A
Small, temporary vesicles
May occur in large numbers
Can be formed by phagocytosis
